Mineral because its not a rock
The Earths Surface, it’s also known as the troposphere also dense* lol
Glass doesn't contain planes of atoms that can slip past each other, so there is no way to relieve stress. It has many microscopic cracks that act as seeds for fracture. It’s molecular structure is composed of tetrahedral crystals so it ruptured easily under stress
12.0107u is the mass number of carbon.